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Boron
Louis-Joseph Gay-Lussac, Louis-Jacques Thenard, and Humphry Davy are credited with the discovery of boron in 1808.
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Boron - Wikipedia, the free encyclopedia
Boron (pronounced /ˈbɔrɒn/ ) is the chemical element with atomic number 5 and the chemical symbol B . Boron is a trivalent metalloid element which occurs abundantly in the evaporite ores bora...
en.wikipedia.org/wiki/Boron
This WebElements periodic table page contains Essential information for the element boron ... Brief description: boron is a Group 13 element that has properties which are borderline between metals and non-metals (semimetallic). It is a semiconductor rather than a metallic conductor. Chemically it is closer to silicon than...
www.webelements.com/boron/ www.webelements.com/boron/ · Cached
The Element Boron - Basic Physical and Historical Information ... The Element Boron; [Click for Isotope Data] ... Boron-10, one of the naturally occurring isotopes of boron, is a good absorber of neutrons and is used in the control rods of nuclear reactors, as a radiation shield and as a neutron detector. Boron filaments are used...
education.jlab.org/itselemental/ele005.html
The element is not found free in nature, but occurs as orthoboric acid usually found in certain volcanic spring waters and as borates in boron and colemantie. Ulexite, another boron mineral, is interesting as it is nature's own version of "fiber optics."
periodic.lanl.gov/elements/5.html · Cached
Introduction to Boron ... Boron-Oxygen Chains ... Icosahedral Boron...
www.du.edu/~jcalvert/phys/boron.htm www.du.edu/~jcalvert/phys/boron.htm · Cached
Comprehensive information for the element Boron - B is provided by this page including scores of properties, element names in many languages, most known nuclides and technical terms are linked to their definitions. ... Element Boron - B...
environmentalchemistry.com/yogi/periodic/B.html
Name: Boron ; Symbol: B ; Atomic Number: 5 ; Atomic Mass: 10.811 amu ; Melting Point: 2300.0 °C (2573.15 K, 4172.0 °F) ; Boiling Point: 2550.0 °C (2823.15 K, 4622.0 °F) ; Number of Protons/Electrons: 5 ; ... Commercial Site Containing Information about the Source of Boron...
www.chemicalelements.com/elements/b.html · Cached
chemical properties, health and environmental effects of boron ... Chemical properties of boron - Health effects of boron - Environmental effects of boron...
www.lenntech.com/periodic/elements/b.htm
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